Daniel Defense MK18 RIII AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 10.3" Barrel Flat Dark Earth

The Daniel Defense AR-15 MK18 RIII Pistol Upper Receiver Assembly is unmatched in size, weight, and performance, and features the Daniel Defense RIS III rail. The lightweight RIS III rail-modeled after the revolutionary RIS II two-piece handguard developed for SOCOM-features M-LOK attachment for lighter weight. The 10.3 inch Cold Hammer Forged barrel is the same length in use for the MK18 upper most commonly used for CQB operations. Its independently ambi GRIP-N-RIP Charging Handle accommodates